Quarterly report pursuant to Section 13 or 15(d)

Property, Plant and Equipment (Tables)

v3.23.3
Property, Plant and Equipment (Tables)
 9 Months Ended
Sep. 30, 2023
Property, Plant and Equipment [Abstract]  
Schedule of Property, Plant and Equipment
Property, plant and equipment include the following (in thousands):
September 30, December 31,
Useful Life 2023 2022
Pressure pumping equipment
3-5 years
 $ 251,359  $ 230,760 
Drilling rigs and related equipment
3-15 years
 110,828  110,724 
Machinery and equipment
7-20 years
 160,214  162,634 
Buildings(a)
15-39 years
 40,243  40,316 
Vehicles, trucks and trailers
5-10 years
 96,421  101,580 
Coil tubing equipment
4-10 years
 6,884  6,908 
Land N/A 12,393  12,393 
Land improvements
15 years or life of lease
 10,066  10,053 
Rail improvements
10-20 years
 13,793  13,793 
Other property and equipment(b)
3-12 years
 16,652  18,296 
718,853  707,457 
Deposits on equipment and equipment in process of assembly(c)
6,039  13,885 
724,892  721,342 
Less: accumulated depreciation(d)
605,741  583,276 
Total property, plant and equipment, net $ 119,151  $ 138,066 
a.    Included in Buildings at each of September 30, 2023 and December 31, 2022 are costs of $7.6 million related to assets under operating leases.
b.    Included in Other property and equipment are costs of $4.4 million and $6.0 million at September 30, 2023 and December 31, 2022, respectively, related to assets under operating leases.
c.    Deposits on equipment and equipment in process of assembly represents deposits placed with vendors for equipment that is in the process of assembly and purchased equipment that is being outfitted for its intended use. The equipment is not yet placed in service.
d.    Includes accumulated depreciation of $7.8 million and $8.0 million at September 30, 2023 and December 31, 2022, respectively, related to assets under operating leases.
Schedule of Depreciation, Depletion, Accretion and Amortization Expense
A summary of depreciation, depletion, amortization and accretion expense is below (in thousands):
Three Months Ended September 30, Nine Months Ended September 30,
2023 2022 2023 2022
Depreciation expense $ 9,240  $ 14,031  $ 33,097  $ 47,716 
Amortization expense 193  195  583  584 
Accretion and depletion expense 1,800  1,616  3,159  2,185 
Depreciation, depletion, amortization and accretion $ 11,233  $ 15,842  $ 36,839  $ 50,485